clearance between the cars

caravan of cars

clearance between barrel and forearm

mean time between critical failure (MTBCF)

mean time between failures (MTBF) (logistics)

mean time between failures requiring overhaul

mean time between significant failures

width between eyepieces

difference between the elevation angular limits

distance between track centers

blade flapping (the vertical movement in its plane of rotation because of differences in lift between the advancing and retreating blades)

List of Operational Contact Points between Vulcanological Agencies, Meteorological Watch Offices and Air Control Center

mean time between repairs (flying hours)

mean time between repairs in temperate climate

mean time between repairs in tropical climate

between bounds acceleration

correlation between the object linear dimensions and wavelength

AUKUS (ˈɔːkəs) (security partnership between Australia, UK and US)

short circuit between the earphones

mean time between data losses

Hue difference between each LEDs

migrate settings between different firmwares

air traffic clearance

clearance decontamination

clearance time

debris clearance

diplomatic clearance

fuselage and landing gear clearance zone

load clearance zone

percentage clearance

route clearance

clearance of fires

final clearance for the targets